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Finding the Fourth Proportional to 35,874.65, 49,507.02 and 19,959.10

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Solution

The fourth proportional to 35,874.65, 49,507.02 and 19,959.10 is: 27,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,874.65 : 49,507.02 = 19,959.10 : x
  2. Step 2: Convert to fraction form
    35,874.65/49,507.02 = 19,959.10/x
  3. Step 3: Cross multiply
    35,874.65x = 49,507.02 × 19,959.10
  4. Step 4: Simplify right side
    35,874.65x = 988,115,439.11
  5. Step 5: Solve for x
    x = 988,115,439.11/35,874.65
  6. Step 6: Final answer
    x = 27,543.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.